Figure 14.46: Point Source S/N vs. V+ABν for the F25MGII NUV-MAMA mode. Curves are labeled by required exposure time (seconds).

Figure 14.47: Extended Source S/N vs. V+ABν for the F25MGII NUV-MAMA mode. Top curves are for an area of 0.2 arcsec2; bottom curves are for 1 arcsec2. Average sky assumed. Curves are labeled by required exposure time (seconds).